Snap Discs: A Crucial Element in Helipad Deicing Systems

on September 19, 2023

Helipads are vital infrastructures that play a pivotal role in various industries, from emergency medical services to offshore oil exploration. However, helipads can become hazardous when they are covered in ice or snow, posing significant risks to both aircraft and personnel. To mitigate these dangers, helipads often employ deicing systems, and one critical component in these systems is the snap disc thermostat. Click here to purchase a Snap Disc Thermostat for your helipad deicing system.

Understanding Helipad Deicing

Helipad deicing is a process that involves the removal of ice and snow from the landing surface to ensure safe helicopter operations. Deicing is crucial because even a thin layer of ice or snow can compromise the aircraft’s ability to take off and land safely. It can affect traction, interfere with control surfaces, and create dangerous conditions for personnel on the ground.

Snap Disc Thermostat Basics

Epoxy Sealed Snap Disc Thermostats Snap disc thermostats are temperature-sensitive switches used in various heating and cooling applications. They consist of a bimetallic disc that “snaps” between two positions as the temperature changes. When the temperature reaches a preset level, the disc snaps to its other position, either opening or closing an electrical circuit. This action can be utilized to control heating elements, fans, or other devices.

How Snap Disc Thermostats Are Used in Helipad Deicing Systems

Temperature Monitoring: Snap disc thermostats play a pivotal role in helipad deicing systems by monitoring the temperature of the landing surface. These thermostats are strategically placed across the helipad, constantly measuring the temperature.
Activation of Heating Elements: When the temperature drops to a level where ice or snow formation becomes likely, the snap disc thermostat triggers the activation of heating elements. These elements can take various forms, including electric heating coils or heated mats. The heating elements work to raise the temperature of the helipad surface and prevent ice and snow accumulation.
Efficient Operation: Snap disc thermostats are known for their reliability and efficiency. They ensure that heating elements are only activated when necessary, conserving energy and reducing operational costs. This efficient operation is crucial for helipad deicing systems, as they may need to run continuously during cold weather conditions.
Safety: Helipad deicing is all about safety. Snap disc thermostats contribute to this by ensuring that the heating system is responsive to changing weather conditions. The prompt removal of ice and snow reduces the risk of accidents during takeoff, landing, and ground operations.
Maintenance Alerts: Some advanced snap disc thermostats can also provide maintenance alerts. They can detect if the heating elements are malfunctioning or if there are issues with the thermostat itself, ensuring that the deicing system remains in good working order.

Snap disc thermostats are integral components of helipad deicing systems, helping to maintain safe and operational landing surfaces. By continuously monitoring the temperature and activating heating elements when needed, these thermostats contribute significantly to aviation safety. As technology continues to advance, snap disc thermostats are likely to play an even more crucial role in optimizing the efficiency and reliability of helipad deicing systems, ensuring that helicopters can take off and land safely in all weather conditions.